Pipe drainage system has big control of excluding agricultural groundwater and soil moisture and raise the utilization of land area.
暗管排水可以很好的控制排除农田地下水和土壤含水量，提高土地利用率。
The subsurface pipe drainage came into being just in the metaphase of20th century. It was broadly applied in USA, Japan and Egypt for30 ~ 40years.
暗管排水在20世纪中期初步形成，近30 ~40年在美国、日本、埃及等国家得到广泛应用。
WAB single riser drainage system is a special kind of single stand pipe drainage system which has been widely used in engineering practice in our country.
WAB型单立管排水系统属于管件特殊类单立管排水系统，在国内已广泛地应用于工程实际。
The physical model tests were performed to study the influence of pipe drainage system on soil permeability, groundwater level and slope residual downslide thrust.
为了研究管网渗流系统对土体渗透性能和地下水位以及边坡剩余下滑推力的影响，进行管网渗流系统的物理模拟试验。
Pipe drainage of groundwater are often developed in the pebbly clay slopes and are important in restricting groundwater level rising and in keeping slope stability.
含碎块石土质边坡中常发育有地下水排泄管道，他们控制地下水水位上升，对保持边坡稳定十分重要。
Subsurface pipe drainage in drought-prone region is superior to surface drainage in draining off water and salt, controlling ground water-level, and increasing crop output, etc.
以明沟排水为对照，论述了内陆干旱重盐碱区暗管排水在排水排盐、控制地下水位、提高土壤脱盐效果及提高作物产量等方面的优越性。
The cast iron pipe is used for water supply, drainage and gas transmission pipeline.
铸铁管用于给水、排水和煤气输送管线，它包括铸铁直管和管件。
Delivery of epoxy resin coated steel pipe is suitable for water, water, water, oil, gas and other medium, PVC plastic pipe for drainage, water, oil, gas and other media delivery.
环氧树脂涂塑钢管适用于给排水、海水、温水、油、气体等介质的输送，聚氯乙烯涂塑钢管适用于排水、海水、油、气体等介质的输送。
Install funnel, drainage hose and pipe clip.
安装漏斗、排流软管与管夹。
Wrap the tubing and connecting wire into a bundle with PVC protection tape to separate the tubing and connecting wire from drainage pipe.
用PVC保护带将配管和连接电线扎成一束，将排水管与配管和连接电线分开。
And municipal water supply and drainage pipe is erected on the ground, if there are problems, will give the city the normal production and life bring serious effect.
且市政给排水工程的管网架设在地下，一旦出现问题，会给城市正常的生产和生活带来严重的影响。
Safety the highly effective convenience drainage system may prevent the valley between roofs and the down - flow pipe damage guaranteed the roof does not tie the snow and ice the icicle.
安全，高效便利的排水系统可以防止屋顶天沟及下水管的损坏，保证屋顶不结冰雪、冰柱。
The traditional galvanized steel tube and ordinary drainage iron pipe due to easy to rust, since the major, transportation construction inconvenience of reason has gradually be replaced.
传统的镀锌钢管和普通排水铸铁管由于易锈蚀、自重大、运输施工不便等原因已逐渐被取代。
The flow in the drainage pipe network is simulated by one-dimensional unsteady flow theory, and the calculation of the pumping stations, the water gates and submersed pipes is indicated.
采用一维非恒定流方程模拟地下排水管网内的水流，并给出泵站、闸门、淹没出流管道等排水系统的处理方法。
The paper discusses the hot topics such as building water supply, building water drainage, building fire protection and pipe materials.
本文列举了建筑给水、 建筑排水、 建筑消防和管材的部分热点问题。
Compared with gravity drainage system, it has the advantages of small pipe diameter and installing space, non-sloped suspended pipe, less sewage connecting and underground pipes and etc.
与重力排水系统相比，具有管径小、管道安装要求空间小、悬吊管无坡度、下水道连接管和埋地管少等优点。
Therefore the general construction process scheme is worked out as follows: open trench drainage, work site dried in the sun, conventional butt welding, and pipe laid down into trench.
经过调研和反复现场勘察，确定的总体施工方案为：挖明沟排水，作业带晾晒，正常组对焊接，沉管下沟。
Based on reliability theory, a basic maths model of calculating the reliability of drainage pipe line is recommended for factual need of drainage pipe line design.
根据排水管网设计的实际需要，以可靠性分析理论为依据，提出可以用于排水管网可靠性计算的基础数学模型。
Repairing and recycling badly damaged concrete drainage pipe without digging liner is expained, good results are also introduced.
提出了采用不开挖衬管法修复、再生破损严重的混凝土污水管，并取得良好效果。
The working features of the drainage pipe under full pipe flow state was analyzed, the selection of pipe materials under full pipe flow state and the precautions for pipe installation were introduced.
对排水管道在满管流状态下的运行特性进行分析，并介绍了在满管流状态下管材的选择以及管道安装注意事项。
Clean and dredge all underground drainage pipe, floor traps & sewerage pits.
酒店内建筑及所有场地的地下管道、地漏和阴井的清理、疏通。
The two techniques, non-excavation recovery technique and endoscope detection technique of drainage pipe net were put forward.
阐述了排水管网的非开挖修复技术及排水管道内窥检测技术。
Safety the highly effective convenience drainage system may prevent the valley between roofs and the down-flow pipe damage guaranteed the roof does not tie the snow and ice the icicle.
安全，高效便利的排水系统可以防止屋顶天沟及下水管的损坏，保证屋顶不结冰雪、冰柱。
Previous research in this area has shown that, in general, above-ground drainage systems benefit from a reduction in pipe diameter to improve drain self-cleansing.
该领域过去的研究表明，一般说来，地面以上的排水系统能通过减小管道直径而受益，从而改进排水的自清理。
Air blower aeration was adopted in Shaoxing Wastewater Treatment Plant, where exist some disadvantages, such as the falling-off of blind lid from aerated pipe and malfunction of drainage system.
绍兴污水处理厂采用鼓风曝气，在运行过程中存在曝气管盲盖脱落现象，排水系统也存在缺陷。
The use of pre buried in the structural layer of the drainage pipe hole as a deformation of the default seam to prevent the development of cracks.
行使预埋在结构层中的排水管孔作为变形预设缝，防止裂缝开展。
Determining the diameter of drainage pipe is an important work in city planning course.
确定管径是给排水规划的一项重要内容。
A structure for setting drainage flexible pipe of washer consists of drainage flexible pipe and support frame.
本发明中洗衣机排水软管的安装结构由排水软管和支撑架组成。
Upper and under connection design which avoid water block, keep air smooth in the pipe, sure the pressure balance in the pipe, is good to improve drainage ability.
下部特殊管件设计，消除水舌、水塞、水壅等现象，保持立管内空气畅通，有效保证管道内的压力平衡，可大幅度提高系统的排水能力。
Upper and under connection design which avoid water block, keep air smooth in the pipe, sure the pressure balance in the pipe, is good to improve drainage ability.
下部特殊管件设计，消除水舌、水塞、水壅等现象，保持立管内空气畅通，有效保证管道内的压力平衡，可大幅度提高系统的排水能力。
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